Comparison · prices as of 2026-07-04
Gemini 3 Pro vs Gemini 2.5 Flash
On price alone, Gemini 2.5 Flash (Google) runs about 82% cheaper than Gemini 3 Pro for a typical chat workload (2K input + 500 output tokens, 1,000 requests/day). Whether that's the right trade depends on the capability gap — pricing below, verify quality on your own evals.
| Spec | Gemini 3 Pro | Gemini 2.5 Flash |
|---|---|---|
| Input / MTok | $2 | $0.30 |
| Output / MTok | $12 | $2.50 |
| Context window | 1M | 1M |
| Max output | 66K | 66K |
| Class | frontier | workhorse |
| Reference workload / month | $300.00 | $55.50 |
Sources: Google pricing · Google pricing. Run your own numbers in the cost calculator.